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Home Knowledge Center Wellness Library hyoscyamine and phenyltoloxamine

hyoscyamine and phenyltoloxamine

Pronunciation: HYE oh SYE a meen and FEEN il toe LOX a meen

Brand: Digex NF

What is the most important information I should know about hyoscyamine and phenyltoloxamine?

What is the most important information I should know about hyoscyamine and phenyltoloxamine?

You should not use this medicine if you have severe ulcerative colitis, or if you are unable to urinate.

Before you take hyoscyamine and phenyltoloxamine, tell your doctor if you have glaucoma, asthma, heart disease, high blood pressure, coronary artery disease, or a thyroid disorder.

What is hyoscyamine and phenyltoloxamine?

What is hyoscyamine and phenyltoloxamine?

Hyoscyamine and phenyltoloxamine is a combination medicine that is used to treat indigestion (upset stomach, gas, bloating), and to reduce stomach acid.

Hyoscyamine and phenyltoloxamine may also be used for purposes not listed in this medication guide.

What should I discuss with my healthcare provider before taking hyoscyamine and phenyltoloxamine?

What should I discuss with my healthcare provider before taking hyoscyamine and phenyltoloxamine?

You should not use this medicine if you are allergic to hyoscyamine or phenyltoloxamine, or if:

  • you have severe ulcerative colitis; or
  • you are unable to urinate.

You may not be able to take this medicine if you have untreated or uncontrolled diseases such as glaucoma, asthma, heart disease, high blood pressure, coronary artery disease, or a thyroid disorder.

Tell your doctor if you have or have had:

  • a bladder obstruction or other urination problems;
  • an enlarged prostate;
  • ulcerative colitis;
  • glaucoma;
  • myasthenia gravis;
  • liver or kidney disease;
  • heart problems; or
  • breathing problems.

Tell your doctor if you are pregnant or breastfeeding.

Do not give this medicine to a child without medical advice.

How should I take hyoscyamine and phenyltoloxamine?

How should I take hyoscyamine and phenyltoloxamine?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Take with food.

If you break or open a hyoscyamine and phenyltoloxamine capsule, avoid inhaling the powder medicine inside the capsule.

Store at room temperature away from moisture, heat, and light.

What happens if I miss a dose?

What happens if I miss a dose?

Take your dose as soon as you can, but only if you are getting ready to eat a meal. If you skip a meal, skip the missed dose and wait until your next meal.

Do not take two doses at one time.

What happens if I overdose?

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking hyoscyamine and phenyltoloxamine?

What should I avoid while taking hyoscyamine and phenyltoloxamine?

Avoid taking this medicine at the same time you take an antacid. Antacids can make it harder for your body to absorb hyoscyamine and phenyltoloxamine. You may take the antacid after you have taken hyoscyamine and phenyltoloxamine and eaten a meal.

Drinking alcohol with this medicine can cause side effects.

This medicine may cause blurred vision and may impair your reactions. Avoid driving or hazardous activity until you know how this medicine will affect you.

Avoid becoming overheated or dehydrated during exercise and in hot weather. This medicine can decrease sweating and you may be more prone to heat stroke.

What are the possible side effects of hyoscyamine and phenyltoloxamine?

What are the possible side effects of hyoscyamine and phenyltoloxamine?

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using hyoscyamine and phenyltoloxamine and call your doctor at once if you have:

  • pounding heartbeats or fluttering in your chest;
  • severe stomach cramps or constipation;
  • little or no urination;
  • confusion, memory problems, slurred speech;
  • diarrhea; or
  • problems with balance or muscle movement.

Side effects such as dry mouth, constipation, and confusion may be more likely in older adults.

Common side effects may include:

  • dizziness, drowsiness;
  • constipation;
  • decreased sweating, decreased urination;
  • dry mouth;
  • blurred vision; or
  • impotence, loss of interest in sex, or trouble having an orgasm.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect hyoscyamine and phenyltoloxamine?

What other drugs will affect hyoscyamine and phenyltoloxamine?

Using hyoscyamine and phenyltoloxamine with other drugs that make you drowsy can worsen this effect. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.

Tell your doctor about all your other medicines, especially:

  • medicine to treat depression, anxiety, mood disorders, or mental illness;
  • cold or allergy medicine (Benadryl and others);
  • medicine to treat Parkinson's disease;
  • medicine to treat stomach problems, motion sickness, or irritable bowel syndrome;
  • medicine to treat overactive bladder; or
  • bronchodilator asthma medication.

This list is not complete. Other drugs may affect hyoscyamine and phenyltoloxamine, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

Where can I get more information?

Where can I get more information?

Your pharmacist can provide more information about hyoscyamine and phenyltoloxamine.

This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

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